| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 1476.67 | USD | 20250922 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 1757.94 | USD | 20250922 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 1462.61 | USD | 20250922 |
| Shanghai Ronghe Chemical Co., Ltd. | China national standards | MT | 1757.94 | USD | 20250922 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 1462.15 | USD | 20250920 |
| Jinan Xinhou Trading Co., Ltd. | China national standards | MT | 2249.47 | USD | 20250920 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 1462.15 | USD | 20250920 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 1476.21 | USD | 20250920 |
| Shandong Longhui Chemical Co., Ltd. | China national standards | MT | 1630.86 | USD | 20250920 |
| Jinan Jinquanjin Economy & Trade Co., Ltd. | China national standards | MT | 2249.47 | USD | 20250920 |